3 files changed, 11 insertions, 14 deletions
diff --git a/src/session/manager.rs b/src/session/manager.rs
index 462949f..36bb19e 100644
--- a/src/session/manager.rs
+++ b/src/session/manager.rs
@@ -11,7 +11,6 @@ use std::rc::Rc;
  * Struct
  ******************************************************************************/
 
-#[derive(Debug)]
 pub struct SessionManager {
     sessions: HashMap<String, Rc<RefCell<Session>>>,
 }
@@ -154,7 +153,5 @@ mod tests {
         // Research Session
         assert_eq!(session_mgr.get_session(&session_id).is_none(), true);
         assert_eq!(session_mgr.get_session(&reversed_id).is_none(), true);
-
-        dbg!(session_mgr);
     }
 }
diff --git a/src/session/session.rs b/src/session/session.rs
index e8b2be4..1db4bfd 100644
--- a/src/session/session.rs
+++ b/src/session/session.rs
@@ -7,19 +7,19 @@ use std::collections::HashMap;
 
 const MAX_SESSION_EXPIRE_TIME: i64 = 60;
 
-#[derive(Clone, Copy, Debug, PartialEq, Eq)]
+#[derive(Clone, Copy, Debug, PartialEq)]
 pub enum SessionDirection {
     C2S,
     S2C,
 }
 
-#[derive(Clone, Copy, Debug, PartialEq, Eq)]
+#[derive(Clone, Copy, Debug, PartialEq)]
 pub enum SessionProto {
     TCP,
     UDP,
 }
 
-#[derive(Clone, Copy, Debug, PartialEq, Eq)]
+#[derive(Clone, Copy, Debug, PartialEq)]
 pub enum SessionState {
     New,
     Active,
@@ -27,7 +27,7 @@ pub enum SessionState {
     Expired,
 }
 
-#[derive(Clone, Copy, Debug, PartialEq, Eq)]
+#[derive(Debug)]
 pub struct SessionMetrics {
     pub send_pkts: u64,
     pub send_bytes: u64,
@@ -35,7 +35,7 @@ pub struct SessionMetrics {
     pub recv_bytes: u64,
 }
 
-#[derive(Clone, Copy, Debug, PartialEq, Eq)]
+#[derive(Debug)]
 struct SessionTimeStamp {
     ts_start: i64,
     ts_end: i64,
@@ -49,7 +49,7 @@ struct SessionTimeStamp {
  *  - if current packet is iterm of session, require packet lifetime > session lifetime
  ******************************************************************************/
 
-#[derive(Clone, Debug, PartialEq, Eq)]
+#[derive(Debug)]
 pub struct Session {
     session_id: String,
     session_proto: SessionProto,
@@ -132,8 +132,8 @@ impl Session {
         self.session_metrics_c2s.recv_bytes += recv_bytes;
     }
 
-    pub fn get_session_c2s_metrics(&self) -> SessionMetrics {
-        self.session_metrics_c2s
+    pub fn get_session_c2s_metrics(&self) -> &SessionMetrics {
+        &self.session_metrics_c2s
     }
 
     pub fn inc_session_s2c_metrics(
@@ -149,8 +149,8 @@ impl Session {
         self.session_metrics_s2c.recv_bytes += recv_bytes;
     }
 
-    pub fn get_session_s2c_metrics(&self) -> SessionMetrics {
-        self.session_metrics_s2c
+    pub fn get_session_s2c_metrics(&self) -> &SessionMetrics {
+        &self.session_metrics_s2c
     }
 
     pub fn update_session_expire_ts(&mut self) {
diff --git a/src/session/tuple.rs b/src/session/tuple.rs
index 9a4dacf..16616cb 100644
--- a/src/session/tuple.rs
+++ b/src/session/tuple.rs
@@ -2,7 +2,7 @@
  * Struct
  ******************************************************************************/
 
-#[derive(Clone, Debug, PartialEq, Eq)]
+#[derive(Debug, PartialEq)]
 pub struct FiveTuple {
     src_ip: String,
     src_port: u16,